function verifyEmail(email) {
	// check for @
	i = email.indexOf("@");
	if (i == -1) return false;
	// separate the user name and domain
	var username = email.substring(0, i);
	var domain = email.substring(i + 1, email.length);
	
	// look for spaces at the beginning of the username
	i = 0;
	while ((username.substring(i, i + 1) == " ") && 
		(i < username.length)) {
		i++;
	}
	// remove any found
	if (i > 0) {
		username = username.substring(i, username.length);
	}

	// look for spaces at the end of the domain
	i = domain.length - 1;
	while ((domain.substring(i, i + 1) == " ") && (i >= 0)) {
		i--;
	}
	// remove any found
	if (i < (domain.length - 1)) {
		domain = domain.substring(0, i + 1);
	}
	
	// check for bad characters in the username
	var ch;
	for (i = 0; i < username.length; i++) {
	    ch = (username.substring(i, i + 1)).toLowerCase();
	    if (!(((ch >= "a") && (ch <= "z")) || 
	        ((ch >= "0") && (ch <= "9")) ||
	        (ch == "_") || (ch == "-") || (ch == "."))) {
	            return false;
	    }
	}
	
	// check for bad characters in the domain
	for (i = 0; i < domain.length; i++) {
	    ch = (domain.substring(i, i + 1)).toLowerCase();
	    if (!(((ch >= "a") && (ch <= "z")) || 
	        ((ch >= "0") && (ch <= "9")) ||
	        (ch == "_") || (ch == "-") || (ch == "."))) {
	            return false;
	    }
	}
	
	// Is there a . in domain name
	i = domain.indexOf(".");
	if (i == -1) return false;
	/*
	var bFoundSuffix = false;
	i = 0;
	while (i < aSuffix.length) {
	    if (("." + aSuffix[i]) == domain.substring(domain.length 
	- aSuffix[i].length - 1, domain.length)) {
	        return true;
	    }
	    i++;
	}
	*/
	
	return true;
}